{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell line", "DNA", "RNA", "cell type"], "input": "Enhancers containing a single Oct have, nevertheless, the capacity to partially activate U2 snRNA transcription in both HeLa cells , in which only OTF-1 is expressed, and in BJA-B cells in which OTF-2 is the predominantly expressed octamer-binding factor ."}
{"protein": ["OTF-2", "octamer-binding factor"], "cell line": ["HeLa cells", "BJA-B cells"], "DNA": ["Oct"], "RNA": ["U2 snRNA"], "cell type": []}